12 Days of Christmas
101st
Abundant Numbers
172nd
Abundant Numbers (Long)
174th
Arabic to Roman
109th
Arithmetic Numbers
25th
Arrows
312th
Ascending Primes
154th
ASCII Table
153rd
Billiards
39th
brainfuck
161st
Card Number Validation
100th
Catalan Numbers
99th
Christmas Trees
143rd
Collatz
11th
CSS Colors
130th
Cubes
266th
Day of Week
1st
Diamonds
179th
Divisors
1st
Emirp Numbers
121st
Emirp Numbers (Long)
187th
Evil Numbers
264th
Evil Numbers (Long)
189th
Factorial Factorisation
125th
Farey Sequence
63rd
Fibonacci
200th
Fizz Buzz
69th
Foo Fizz Buzz Bar
1st
Fractions
1st
Gijswijt’s Sequence
76th
Happy Numbers
1st
Happy Numbers (Long)
162nd
Intersection
142nd
Inventory Sequence
55th
Leap Years
158th
Levenshtein Distance
63rd
Leyland Numbers
157th
ln 2
1st
Look and Say
247th
Mandelbrot
87th
Niven Numbers
91st
Niven Numbers (Long)
159th
Number Spiral
204th
Odious Numbers
134th
Odious Numbers (Long)
119th
Ordinal Numbers
134th
Partition Numbers
80th
Pascal’s Triangle
193rd
Pernicious Numbers
120th
Pernicious Numbers (Long)
41st
Prime Numbers
66th
Prime Numbers (Long)
1st
Recamán
163rd
Scrambled Sort
71st
Set
93rd
Sierpiński Triangle
64th
Smith Numbers
180th
Tic-tac-toe
124th
Tongue-twisters
84th
Topological Sort
69th
Transpose Sentence
152nd
United States
217th
Van Eck Sequence
84th
Zeckendorf Representation
92nd
π
229th
τ
171st
φ
146th
√2
1st
𝑒
1st